Find the equation of the normal line to the indicated curve at the given point.y = 4x - 2x2 at (-4, -48)
A. y = - 
x - 
B. y = 
x + 
C. y = 
x + 
D. y = - 
x - 
Answer: B
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Sketch a vector v that models the given situation and express v as 
. A tailwind of 54 miles per hour relative to an airplane flying on a bearing of 16° (Round to the nearest whole number.)N
S
A.
v =  |
B.
v =  |
C.
v =  |
D.
v =  |
Use the table(s) to evaluate the given expression.
f -1(2)
A. 2 B. 9 C. 1 D. 6
Each day Larry needs at least 10 units of vitamin A, 12 units of vitamin B, and 20 units of vitamin C. Pill #1 contains 4 units of A and 3 of B. Pill #2 contains 1 unit of A, 2 of B, and 4 of C. Pill #3 contains 
of A, 1 of B, and 5 of C.Pill #1 costs 9 cents, pill #2 costs 15 cents, and pill #3 costs 
Larry wants to minimize cost. What are the constants in the problem?
A. 4, 3, 0 B. 10, 12, 20 C. 4, 1, 10 D. 9, 15, 13
Find the vertex and axis of symmetry of the parabola.y = x2 - 6x + 16
A. (3, 16); x = 3 B. (0, 7); x = 0 C. (3, 7); x = 3 D. (0, 16); x = 0